The 25-year-old, whose new film "Gimme Shelter" hits theaters later this month, demanded attention in a backless metallic dress with a plunging, deep V-neckline, as she partied the night away with boyfriend Austin Butler.

ALSO ON HUFFPOST:

Jennifer Lawrence poses in the press room with the award for best supporting actress for "American Hustle" at the 71st annual Golden Globe Awards at the Beverly Hilton Hotel on Sunday, Jan. 12, 2014, in Beverly Hills, Calif. (Photo by Jordan Strauss/Invision/AP)